Willian, Douglas
Current rating: 1571
| Grand Prix Sao Paulo 2012 (M13 limited) | starting rating: 1541 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 279 | Soalheiro, Marcelo (1446) | Won 2-0 | +161557 |
| 2sealed | 44 | Demetrio Habib, Roberto (1518) | Won 2-0 | +171574 |
| 3sealed | 98 | Maia, Vinicius H (1536) | Won 2-0 | +181592 |
| 4sealed | 23 | Magalhaes, Joao (1500) | Lost 1-2 | -201572 |
| 5sealed | 122 | Fratantonio, Paulo Cesar (1503) | Lost 0-2 | -191553 |
| 6sealed | 194 | Silva Pinto, Igor (1692) | Won 2-0 | +201573 |
| 7sealed | 128 | Zagonel, Bruno (1536) | Won 2-1 | +171590 |
| 8sealed | 55 | Miura, William (1510) | Lost 0-2 | -191571 |
| top | average opponent: 1530record: 5-3 | new rating: 1571 | ||
| Grand Prix Sao Paulo 2009 (ARB standard) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 61 | Nascimento, Felipe (1444) | Won 2-0 | +181500 |
| 2standard | 82 | Zerbinatti, Edson (1500) | Won 2-0 | +181518 |
| 3standard | 91 | Gurgel Pinheiro, Eduardo (1500) | Won 2-1 | +171535 |
| 4standard | 77 | Vidugiris, Gaudenis (1931) | Won 2-0 | +251560 |
| 5standard | 25 | Horta, Lucas Alencar (1520) | Won 2-1 | +171577 |
| 6standard | 2 | Martins, Felipe (1594) | Lost 0-0 | -171560 |
| 7standard | 27 | Luis Fernando Natali F, (1556) | Lost 0-2 | -181542 |
| 8standard | 92 | Saporito, Dante (1504) | Lost 0-2 | -191523 |
| 9standard | 80 | Maximiliano Gonzalez C, (1508) | Won 2-0 | +181541 |
| top | average opponent: 1562record: 6-3 | new rating: 1541 | ||
| Grand Prix Sao Paulo 2002 (JUD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 100 | Calcas Neto, Thiago (1500) | Won 2-0 | +181518 |
| 2standard | 44 | Tigamo Jamuario, Leonardo (1518) | Lost 1-2 | -181500 |
| 3standard | 79 | Dembitzky, Andre (1550) | Won 2-0 | +191519 |
| 4standard | 72 | Gomes dos Santos, Fabiano (1500) | Lost 0-2 | -181501 |
| 5standard | 83 | De Freitas Silva, Heliel (1501) | Lost 0-2 | -181483 |
| 6standard | 113 | Tadeu Ferri Soares Pinto, Fe (1464) | Won 2-0 | +171500 |
| 7standard | 80 | Coelho Neto, Telmo (1500) | Lost 1-2 | -181482 |
| top | average opponent: 1505record: 3-4 | new rating: 1482 | ||